DocBook: The Definitive Guide

Common Attribute Parameter Entities

Name

Common Attribute Parameter Entities -- Parameter entities which define the common attributes

Synopsis

These parameter entities define the attributes that are considered
"common". Common attributes occur on every element.
They are provided by either
the %common.attrib; parameter entity
or the %idreq.common.attrib;
parameter entity. Those parameter entities are defined in terms of the
others, listed here.

Description

The following parameter entities define the common attributes in
DocBook:

If you are not using effectivity attributes in your documents, removing
them from your DTD, with a customization
layer, greatly reduces the size of the ESIS.
This can dramatically improve the processing speed of some applications.

Lang should be a
language code drawn from ISO 639 (perhaps extended with
a country code drawn from ISO 3166, as en_US). Use
it when you need to signal your application to change
hyphenation and other display characteristics.

RevisionFlag
indicates the revision status of element; the default is that the element
hasn't been revised. RevisionFlag is intended only for simple revision
management: to track the entire history of a document use a proper
revision control system. Use RevisionFlag for indicating changes
from one version to the next, no more.